// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_PUBLIC_BROWSER_PLUGIN_SERVICE_FILTER_H_
#define CONTENT_PUBLIC_BROWSER_PLUGIN_SERVICE_FILTER_H_

#include <string>

class GURL;

namespace base {
class FilePath;
}

namespace url {
class Origin;
}

namespace content {
struct WebPluginInfo;

// Callback class to let the client filter the list of all installed plugins
// and block them from being loaded.
// This class is called on the FILE thread.
class PluginServiceFilter {
public:
    virtual ~PluginServiceFilter() { }

    // Whether |plugin| is available. The client can return false to hide the
    // plugin, or return true and optionally change the passed in plugin.
    virtual bool IsPluginAvailable(int render_process_id,
        int render_frame_id,
        const void* context,
        const GURL& url,
        const url::Origin& main_frame_origin,
        WebPluginInfo* plugin)
        = 0;

    // Whether the renderer has permission to load available |plugin|.
    virtual bool CanLoadPlugin(int render_process_id,
        const base::FilePath& path)
        = 0;
};

} // namespace content

#endif // CONTENT_PUBLIC_BROWSER_PLUGIN_SERVICE_FILTER_H_
